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Finding the Fourth Proportional to 58,724,583.60, 87,918,913.80 and 58,724,583.60

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Solution

The fourth proportional to 58,724,583.60, 87,918,913.80 and 58,724,583.60 is: 87,918,913.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,724,583.60 : 87,918,913.80 = 58,724,583.60 : x
  2. Step 2: Convert to fraction form
    58,724,583.60/87,918,913.80 = 58,724,583.60/x
  3. Step 3: Cross multiply
    58,724,583.60x = 87,918,913.80 × 58,724,583.60
  4. Step 4: Simplify right side
    58,724,583.60x = 5,163,001,603,469,294
  5. Step 5: Solve for x
    x = 5,163,001,603,469,294/58,724,583.60
  6. Step 6: Final answer
    x = 87,918,913.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.